Home / 97,541.55-146,312.33-27,420.87

Finding the Fourth Proportional to 97,541.55, 146,312.33 and 27,420.87

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Solution

The fourth proportional to 97,541.55, 146,312.33 and 27,420.87 is: 41,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,541.55 : 146,312.33 = 27,420.87 : x
  2. Step 2: Convert to fraction form
    97,541.55/146,312.33 = 27,420.87/x
  3. Step 3: Cross multiply
    97,541.55x = 146,312.33 × 27,420.87
  4. Step 4: Simplify right side
    97,541.55x = 4,012,011,380.33
  5. Step 5: Solve for x
    x = 4,012,011,380.33/97,541.55
  6. Step 6: Final answer
    x = 41,131.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.